Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2009-08-21
2011-11-01
Hanh, Nguyen N (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
Reexamination Certificate
active
08049391
ABSTRACT:
A multi-pole PMDC motor has brush gear for transferring electrical power from motor terminations to its windings via a commutator. The brush gear comprises a brush card supporting at least four brush assemblies. The brush assemblies are separated into two brush groups with the brush assemblies of each group being electrically connected together by links of flexible wire.
REFERENCES:
patent: 3791684 (1974-02-01), Hamman
patent: 3792298 (1974-02-01), Hamman
patent: 4011478 (1977-03-01), Reenstra
patent: 4926078 (1990-05-01), Isozumi et al.
patent: 5939812 (1999-08-01), Wetzel
patent: 6588646 (2003-07-01), Loprire
Jin Chang Lin
Lau James Ching Sik
Liu Aloys J.
Wong Duncan Yiu Lung
Hanh Nguyen N
Johnson Electric S.A.
Muncy Geissler Olds & Lowe, PLLC
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